EP2954212A4 - Système de lubrification à circuits multiples pour un moteur à turbine - Google Patents

Système de lubrification à circuits multiples pour un moteur à turbine

Info

Publication number
EP2954212A4
EP2954212A4 EP14748753.2A EP14748753A EP2954212A4 EP 2954212 A4 EP2954212 A4 EP 2954212A4 EP 14748753 A EP14748753 A EP 14748753A EP 2954212 A4 EP2954212 A4 EP 2954212A4
Authority
EP
European Patent Office
Prior art keywords
turbine engine
lubrication system
circuit lubrication
circuit
turbine
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Granted
Application number
EP14748753.2A
Other languages
German (de)
English (en)
Other versions
EP2954212B1 (fr
EP2954212A2 (fr
Inventor
Frederick M Schwarz
Simon Pickford
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
RTX Corp
Original Assignee
United Technologies Corp
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by United Technologies Corp filed Critical United Technologies Corp
Publication of EP2954212A2 publication Critical patent/EP2954212A2/fr
Publication of EP2954212A4 publication Critical patent/EP2954212A4/fr
Application granted granted Critical
Publication of EP2954212B1 publication Critical patent/EP2954212B1/fr
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01D—NON-POSITIVE DISPLACEMENT MACHINES OR ENGINES, e.g. STEAM TURBINES
    • F01D25/00—Component parts, details, or accessories, not provided for in, or of interest apart from, other groups
    • F01D25/18—Lubricating arrangements
    • F01D25/20—Lubricating arrangements using lubrication pumps
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01D—NON-POSITIVE DISPLACEMENT MACHINES OR ENGINES, e.g. STEAM TURBINES
    • F01D25/00—Component parts, details, or accessories, not provided for in, or of interest apart from, other groups
    • F01D25/18—Lubricating arrangements
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01D—NON-POSITIVE DISPLACEMENT MACHINES OR ENGINES, e.g. STEAM TURBINES
    • F01D1/00—Non-positive-displacement machines or engines, e.g. steam turbines
    • F01D1/02—Non-positive-displacement machines or engines, e.g. steam turbines with stationary working-fluid guiding means and bladed or like rotor, e.g. multi-bladed impulse steam turbines
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01D—NON-POSITIVE DISPLACEMENT MACHINES OR ENGINES, e.g. STEAM TURBINES
    • F01D15/00—Adaptations of machines or engines for special use; Combinations of engines with devices driven thereby
    • F01D15/10—Adaptations for driving, or combinations with, electric generators
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01D—NON-POSITIVE DISPLACEMENT MACHINES OR ENGINES, e.g. STEAM TURBINES
    • F01D15/00—Adaptations of machines or engines for special use; Combinations of engines with devices driven thereby
    • F01D15/12—Combinations with mechanical gearing
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01D—NON-POSITIVE DISPLACEMENT MACHINES OR ENGINES, e.g. STEAM TURBINES
    • F01D25/00—Component parts, details, or accessories, not provided for in, or of interest apart from, other groups
    • F01D25/08—Cooling; Heating; Heat-insulation
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01D—NON-POSITIVE DISPLACEMENT MACHINES OR ENGINES, e.g. STEAM TURBINES
    • F01D25/00—Component parts, details, or accessories, not provided for in, or of interest apart from, other groups
    • F01D25/08—Cooling; Heating; Heat-insulation
    • F01D25/12—Cooling
    • F01D25/125—Cooling of bearings
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01D—NON-POSITIVE DISPLACEMENT MACHINES OR ENGINES, e.g. STEAM TURBINES
    • F01D25/00—Component parts, details, or accessories, not provided for in, or of interest apart from, other groups
    • F01D25/16—Arrangement of bearings; Supporting or mounting bearings in casings
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02C—GAS-TURBINE PLANTS; AIR INTAKES FOR JET-PROPULSION PLANTS; CONTROLLING FUEL SUPPLY IN AIR-BREATHING JET-PROPULSION PLANTS
    • F02C3/00—Gas-turbine plants characterised by the use of combustion products as the working fluid
    • F02C3/04—Gas-turbine plants characterised by the use of combustion products as the working fluid having a turbine driving a compressor
    • F02C3/107—Gas-turbine plants characterised by the use of combustion products as the working fluid having a turbine driving a compressor with two or more rotors connected by power transmission
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02C—GAS-TURBINE PLANTS; AIR INTAKES FOR JET-PROPULSION PLANTS; CONTROLLING FUEL SUPPLY IN AIR-BREATHING JET-PROPULSION PLANTS
    • F02C7/00—Features, components parts, details or accessories, not provided for in, or of interest apart form groups F02C1/00 - F02C6/00; Air intakes for jet-propulsion plants
    • F02C7/12—Cooling of plants
    • F02C7/14—Cooling of plants of fluids in the plant, e.g. lubricant or fuel
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F05—INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF CLASSES F01-F04
    • F05D—INDEXING SCHEME FOR ASPECTS RELATING TO NON-POSITIVE-DISPLACEMENT MACHINES OR ENGINES, GAS-TURBINES OR JET-PROPULSION PLANTS
    • F05D2220/00—Application
    • F05D2220/30—Application in turbines
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F05—INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF CLASSES F01-F04
    • F05D—INDEXING SCHEME FOR ASPECTS RELATING TO NON-POSITIVE-DISPLACEMENT MACHINES OR ENGINES, GAS-TURBINES OR JET-PROPULSION PLANTS
    • F05D2260/00—Function
    • F05D2260/20—Heat transfer, e.g. cooling
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F05—INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF CLASSES F01-F04
    • F05D—INDEXING SCHEME FOR ASPECTS RELATING TO NON-POSITIVE-DISPLACEMENT MACHINES OR ENGINES, GAS-TURBINES OR JET-PROPULSION PLANTS
    • F05D2260/00—Function
    • F05D2260/20—Heat transfer, e.g. cooling
    • F05D2260/213—Heat transfer, e.g. cooling by the provision of a heat exchanger within the cooling circuit
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F05—INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF CLASSES F01-F04
    • F05D—INDEXING SCHEME FOR ASPECTS RELATING TO NON-POSITIVE-DISPLACEMENT MACHINES OR ENGINES, GAS-TURBINES OR JET-PROPULSION PLANTS
    • F05D2260/00—Function
    • F05D2260/40—Transmission of power
    • F05D2260/403—Transmission of power through the shape of the drive components
    • F05D2260/4031—Transmission of power through the shape of the drive components as in toothed gearing
    • F05D2260/40311—Transmission of power through the shape of the drive components as in toothed gearing of the epicyclical, planetary or differential type
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F05—INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF CLASSES F01-F04
    • F05D—INDEXING SCHEME FOR ASPECTS RELATING TO NON-POSITIVE-DISPLACEMENT MACHINES OR ENGINES, GAS-TURBINES OR JET-PROPULSION PLANTS
    • F05D2260/00—Function
    • F05D2260/98—Lubrication
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
    • Y02T50/00—Aeronautics or air transport
    • Y02T50/60—Efficient propulsion technologies, e.g. for aircraft

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • General Details Of Gearings (AREA)
  • Lubrication Of Internal Combustion Engines (AREA)
EP14748753.2A 2013-02-06 2014-02-04 Système de lubrification à circuits multiples pour un moteur à turbine Active EP2954212B1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US201361761495P 2013-02-06 2013-02-06
PCT/US2014/014601 WO2014123863A2 (fr) 2013-02-06 2014-02-04 Système de lubrification à circuits multiples pour un moteur à turbine

Publications (3)

Publication Number Publication Date
EP2954212A2 EP2954212A2 (fr) 2015-12-16
EP2954212A4 true EP2954212A4 (fr) 2016-05-25
EP2954212B1 EP2954212B1 (fr) 2020-10-21

Family

ID=51300244

Family Applications (1)

Application Number Title Priority Date Filing Date
EP14748753.2A Active EP2954212B1 (fr) 2013-02-06 2014-02-04 Système de lubrification à circuits multiples pour un moteur à turbine

Country Status (3)

Country Link
US (1) US11053815B2 (fr)
EP (1) EP2954212B1 (fr)
WO (1) WO2014123863A2 (fr)

Families Citing this family (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2014137692A1 (fr) * 2013-03-04 2014-09-12 United Technologies Corporation Système de lubrification de moteur à turbine à gaz
US10494951B2 (en) * 2013-03-15 2019-12-03 United Technologies Corporation Circulating lubricant through a turbine engine component with parallel pumps
US10458330B2 (en) 2014-01-20 2019-10-29 United Technologies Corporation Auxiliary oil system for geared gas turbine engine
US20160047307A1 (en) * 2014-08-15 2016-02-18 General Electric Company Power train architectures with low-loss lubricant bearings and low-density materials
US9903227B2 (en) * 2014-12-08 2018-02-27 United Technologies Corporation Lubrication system for a gear system of a gas turbine
US9909453B2 (en) 2015-05-19 2018-03-06 General Electric Company Lubrication system for a turbine engine
US10415429B2 (en) 2015-09-25 2019-09-17 General Electric Company Planet gearbox with cylindrical roller bearing with high density roller packing
US10234018B2 (en) 2015-10-19 2019-03-19 General Electric Company Planet gearbox with cylindrical roller bearing with under race lube scheme
ITUB20156062A1 (it) 2015-12-01 2017-06-01 Gen Electric Alloggiamento per l'uso in un motore a turboventilatore e procedimento di lavaggio di fluido da esso.
US10570776B2 (en) 2016-06-07 2020-02-25 United Technologies Corporation Nozzle for delivering fluid to a component
US20170362959A1 (en) * 2016-06-20 2017-12-21 United Technologies Corporation Lubrication system with multiple lubrication circuits
US20210156280A1 (en) * 2019-11-25 2021-05-27 Rolls-Royce Corporation Oil system with multi-tanks for split circuits
DE102020132918A1 (de) * 2020-12-10 2022-06-15 Rolls-Royce Deutschland Ltd & Co Kg Ölsystem eines Gasturbinentriebwerkes
US11732646B2 (en) * 2021-07-06 2023-08-22 Pratt & Whitney Canada Corp. Lubrication system for a turbine engine
US11680525B2 (en) * 2021-08-20 2023-06-20 Pratt & Whitney Canada Corp. Lubricant filter for a turbine engine
GB202219409D0 (en) 2022-12-21 2023-02-01 Rolls Royce Plc Fuel management system

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4020632A (en) * 1975-07-17 1977-05-03 The United States Of America As Represented By The United States National Aeronautics And Space Administration Office Of General Counsel-Code Gp Oil cooling system for a gas turbine engine
US20100212857A1 (en) * 2007-03-28 2010-08-26 Airbus Operations System for cooling and adjusting the temperature of apparatuses in the propulsion assembly of an aircraft

Family Cites Families (42)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BE586528A (fr) * 1959-01-14
GB1350431A (en) 1971-01-08 1974-04-18 Secr Defence Gearing
US3722212A (en) * 1971-03-04 1973-03-27 Avco Corp Gas turbine engine lubrication system
US4137705A (en) 1977-07-25 1979-02-06 General Electric Company Cooling air cooler for a gas turbine engine
US4474001A (en) * 1981-04-01 1984-10-02 United Technologies Corporation Cooling system for the electrical generator of a turbofan gas turbine engine
US4696156A (en) * 1986-06-03 1987-09-29 United Technologies Corporation Fuel and oil heat management system for a gas turbine engine
GB2234035B (en) * 1989-07-21 1993-05-12 Rolls Royce Plc A reduction gear assembly and a gas turbine engine
US5433674A (en) 1994-04-12 1995-07-18 United Technologies Corporation Coupling system for a planetary gear train
US6223616B1 (en) 1999-12-22 2001-05-01 United Technologies Corporation Star gear system with lubrication circuit and lubrication method therefor
US6793042B2 (en) 2002-07-24 2004-09-21 Pratt & Whitney Canada Corp. Dual independent tank and oil system with single port filling
US6939392B2 (en) * 2003-04-04 2005-09-06 United Technologies Corporation System and method for thermal management
US7387189B2 (en) 2003-08-14 2008-06-17 United Technologies Corp. Emergency lubrication system
US7260926B2 (en) * 2004-01-20 2007-08-28 United Technologies Corporation Thermal management system for an aircraft
US7063734B2 (en) * 2004-03-23 2006-06-20 Pratt & Whitney Canada Corp. Air/oil separation system and method
US7506724B2 (en) * 2004-07-23 2009-03-24 Honeywell International Inc. Active gas turbine lubrication system flow control
US7377098B2 (en) * 2004-08-26 2008-05-27 United Technologies Corporation Gas turbine engine frame with an integral fluid reservoir and air/fluid heat exchanger
US7591754B2 (en) 2006-03-22 2009-09-22 United Technologies Corporation Epicyclic gear train integral sun gear coupling design
US8776952B2 (en) 2006-05-11 2014-07-15 United Technologies Corporation Thermal management system for turbofan engines
US7926260B2 (en) 2006-07-05 2011-04-19 United Technologies Corporation Flexible shaft for gas turbine engine
US8585538B2 (en) * 2006-07-05 2013-11-19 United Technologies Corporation Coupling system for a star gear train in a gas turbine engine
US8858388B2 (en) * 2006-08-15 2014-10-14 United Technologies Corporation Gas turbine engine gear train
US8205427B2 (en) * 2006-11-09 2012-06-26 United Technologies Corporation Interdependent lubrication systems in a turbine engine
US8215454B2 (en) 2006-11-22 2012-07-10 United Technologies Corporation Lubrication system with tolerance for reduced gravity
US8020665B2 (en) 2006-11-22 2011-09-20 United Technologies Corporation Lubrication system with extended emergency operability
US7908840B2 (en) 2006-11-29 2011-03-22 United Technologies Corporation Turbine engine with integrated generator having shared lubrication system
US7836680B2 (en) 2007-06-20 2010-11-23 United Technologies Corporation Aircraft combination engines thermal management system
US7942635B1 (en) 2007-08-02 2011-05-17 Florida Turbine Technologies, Inc. Twin spool rotor assembly for a small gas turbine engine
RU2353787C1 (ru) * 2007-09-06 2009-04-27 Открытое акционерное общество "Российские железные дороги" (ОАО "РЖД") Газотурбинная установка
US8205432B2 (en) 2007-10-03 2012-06-26 United Technologies Corporation Epicyclic gear train for turbo fan engine
US7931124B2 (en) 2007-12-12 2011-04-26 United Technologies Corporation On-demand lubrication system and method for improved flow management and containment
US20090313999A1 (en) * 2008-05-13 2009-12-24 Scott Hunter Method and apparatus for controlling fuel in a gas turbine engine
US8226822B2 (en) * 2009-04-27 2012-07-24 Hamilton Sundstrand Corporation Combined oil filter and debris monitor
US8230974B2 (en) 2009-05-22 2012-07-31 United Technologies Corporation Windmill and zero gravity lubrication system for a gas turbine engine
US8246503B2 (en) 2009-06-10 2012-08-21 United Technologies Corporation Epicyclic gear system with improved lubrication system
US8572974B2 (en) * 2009-07-31 2013-11-05 Hamilton Sundstrand Corporation Variable speed and displacement electric fluid delivery system for a gas turbine engine
US8381878B2 (en) * 2009-11-12 2013-02-26 United Technologies Corporation Oil capture and bypass system
US8516828B2 (en) * 2010-02-19 2013-08-27 United Technologies Corporation Bearing compartment pressurization and shaft ventilation system
JP4785976B1 (ja) 2010-04-13 2011-10-05 川崎重工業株式会社 遊星歯車装置
CA2813263A1 (fr) * 2010-09-30 2012-04-05 General Electric Company Systemes de moteur d'avion et procedes de fonctionnement associes
GB201117289D0 (en) * 2011-10-07 2011-11-16 Rolls Royce Plc An oil cooling system
US8257024B1 (en) 2012-01-27 2012-09-04 United Technologies Corporation Geared turbomachine fluid delivery system
US8261527B1 (en) * 2012-01-31 2012-09-11 United Technologies Corporation Gas turbine engine with geared turbofan and oil thermal management system with unique heat exchanger structure

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4020632A (en) * 1975-07-17 1977-05-03 The United States Of America As Represented By The United States National Aeronautics And Space Administration Office Of General Counsel-Code Gp Oil cooling system for a gas turbine engine
US20100212857A1 (en) * 2007-03-28 2010-08-26 Airbus Operations System for cooling and adjusting the temperature of apparatuses in the propulsion assembly of an aircraft

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
See also references of WO2014123863A2 *

Also Published As

Publication number Publication date
US11053815B2 (en) 2021-07-06
US20150369082A1 (en) 2015-12-24
WO2014123863A3 (fr) 2014-10-16
EP2954212B1 (fr) 2020-10-21
WO2014123863A2 (fr) 2014-08-14
EP2954212A2 (fr) 2015-12-16

Similar Documents

Publication Publication Date Title
EP2954212A4 (fr) Système de lubrification à circuits multiples pour un moteur à turbine
EP2954185A4 (fr) Système de lubrification à circuits multiples pour moteur de turbine
EP3049642A4 (fr) Moteur à turbine à gaz avec système de lubrification fractionné
EP3036417A4 (fr) Système porteur pour moteur à turbine à gaz
HK1217509A1 (zh) 用於船用發動機的潤滑劑
EP2878787A4 (fr) Système de lubrification pour moteur de véhicule
GB2523245B (en) A suspension for a turbine engine
EP2961968A4 (fr) Système de démarreur à bobine basse pression pour moteur à turbines à gaz
GB201317732D0 (en) Aircraft engine fuel system
EP2925974A4 (fr) Système de lubrification pour moteurs à turbine à gaz
EP2975238A4 (fr) Mécanisme d'alimentation en huile de lubrification pour turbocompresseur
GB201410177D0 (en) An assembly for a turbine engine
HK1205224A1 (en) Dpf system for an engine generator dpf
GB201419319D0 (en) A composite vane for a turbine engine
EP2964929A4 (fr) Système de surveillance de débris de système d'huile destiné à un moteur à turbine à gaz
EP3049657A4 (fr) Systèmes de montage pour moteurs à turbine à gaz
GB201318039D0 (en) Engine system
EP3044443A4 (fr) Système de gestion de combustible pour un moteur à turbine
EP3060779A4 (fr) Systèmes de graissage de turbine à gaz
EP2964927A4 (fr) Système de lubrification de moteur à turbine à gaz
EP2969758A4 (fr) Système de montage de moteur
GB2518238B (en) Engine starting system
GB201322570D0 (en) Exhaust system for a diesel engine
GB201321933D0 (en) Air Filtration system for an engine
GB2515857B (en) A lubrication system for a turbopropeller

Legal Events

Date Code Title Description
PUAI Public reference made under article 153(3) epc to a published international application that has entered the european phase

Free format text: ORIGINAL CODE: 0009012

17P Request for examination filed

Effective date: 20150904

AK Designated contracting states

Kind code of ref document: A2

Designated state(s): AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO RS SE SI SK SM TR

AX Request for extension of the european patent

Extension state: BA ME

DAX Request for extension of the european patent (deleted)
A4 Supplementary search report drawn up and despatched

Effective date: 20160426

RIC1 Information provided on ipc code assigned before grant

Ipc: F02C 7/14 20060101ALI20160420BHEP

Ipc: F02C 7/06 20060101ALI20160420BHEP

Ipc: F01D 25/18 20060101ALI20160420BHEP

Ipc: F04D 29/06 20060101AFI20160420BHEP

Ipc: F01D 25/12 20060101ALI20160420BHEP

Ipc: F01D 25/20 20060101ALI20160420BHEP

Ipc: F02K 3/06 20060101ALI20160420BHEP

RAP1 Party data changed (applicant data changed or rights of an application transferred)

Owner name: UNITED TECHNOLOGIES CORPORATION

STAA Information on the status of an ep patent application or granted ep patent

Free format text: STATUS: EXAMINATION IS IN PROGRESS

17Q First examination report despatched

Effective date: 20180723

GRAP Despatch of communication of intention to grant a patent

Free format text: ORIGINAL CODE: EPIDOSNIGR1

STAA Information on the status of an ep patent application or granted ep patent

Free format text: STATUS: GRANT OF PATENT IS INTENDED

INTG Intention to grant announced

Effective date: 20200504

GRAS Grant fee paid

Free format text: ORIGINAL CODE: EPIDOSNIGR3

GRAA (expected) grant

Free format text: ORIGINAL CODE: 0009210

STAA Information on the status of an ep patent application or granted ep patent

Free format text: STATUS: THE PATENT HAS BEEN GRANTED

AK Designated contracting states

Kind code of ref document: B1

Designated state(s): AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO RS SE SI SK SM TR

REG Reference to a national code

Ref country code: GB

Ref legal event code: FG4D

REG Reference to a national code

Ref country code: CH

Ref legal event code: EP

REG Reference to a national code

Ref country code: DE

Ref legal event code: R096

Ref document number: 602014071457

Country of ref document: DE

REG Reference to a national code

Ref country code: IE

Ref legal event code: FG4D

REG Reference to a national code

Ref country code: AT

Ref legal event code: REF

Ref document number: 1326111

Country of ref document: AT

Kind code of ref document: T

Effective date: 20201115

REG Reference to a national code

Ref country code: AT

Ref legal event code: MK05

Ref document number: 1326111

Country of ref document: AT

Kind code of ref document: T

Effective date: 20201021

RAP2 Party data changed (patent owner data changed or rights of a patent transferred)

Owner name: RAYTHEON TECHNOLOGIES CORPORATION

REG Reference to a national code

Ref country code: NL

Ref legal event code: MP

Effective date: 20201021

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: NL

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20201021

Ref country code: PT

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20210222

Ref country code: NO

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20210121

Ref country code: FI

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20201021

Ref country code: RS

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20201021

Ref country code: GR

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20210122

REG Reference to a national code

Ref country code: LT

Ref legal event code: MG4D

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: IS

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20210221

Ref country code: PL

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20201021

Ref country code: LV

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20201021

Ref country code: SE

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20201021

Ref country code: ES

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20201021

Ref country code: AT

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20201021

Ref country code: BG

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20210121

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: HR

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20201021

REG Reference to a national code

Ref country code: DE

Ref legal event code: R097

Ref document number: 602014071457

Country of ref document: DE

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: SK

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20201021

Ref country code: RO

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20201021

Ref country code: LT

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20201021

Ref country code: SM

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20201021

Ref country code: CZ

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20201021

Ref country code: EE

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20201021

PLBE No opposition filed within time limit

Free format text: ORIGINAL CODE: 0009261

STAA Information on the status of an ep patent application or granted ep patent

Free format text: STATUS: NO OPPOSITION FILED WITHIN TIME LIMIT

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: DK

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20201021

26N No opposition filed

Effective date: 20210722

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: MC

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20201021

REG Reference to a national code

Ref country code: BE

Ref legal event code: MM

Effective date: 20210228

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: IT

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20201021

Ref country code: AL

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20201021

Ref country code: CH

Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES

Effective date: 20210228

Ref country code: LU

Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES

Effective date: 20210204

Ref country code: LI

Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES

Effective date: 20210228

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: SI

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20201021

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: IE

Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES

Effective date: 20210204

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: IS

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20210221

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: BE

Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES

Effective date: 20210228

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: HU

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT; INVALID AB INITIO

Effective date: 20140204

P01 Opt-out of the competence of the unified patent court (upc) registered

Effective date: 20230520

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: CY

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20201021

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: MK

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20201021

PGFP Annual fee paid to national office [announced via postgrant information from national office to epo]

Ref country code: DE

Payment date: 20240123

Year of fee payment: 11

Ref country code: GB

Payment date: 20240123

Year of fee payment: 11

PGFP Annual fee paid to national office [announced via postgrant information from national office to epo]

Ref country code: FR

Payment date: 20240123

Year of fee payment: 11